Yugioh Single
Singularity Fiend (MZTM-EN042) - Maze of the Master 1st Edition
$1.00
Fiend / Effect Monster
DARK
1
When your opponent Special Summons a monster(s) (except during the Damage Step): You can discard this card and 1 Spell; destroy that monster(s). You can only use this effect of "Singularity Fiend" once per turn.